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Summer Sale Ultrashift Xp Certified [81M7NntJ]

$100.99 $323.99 -69%

ORDER LEAD TIME: 5 DAYS    Product Description Revolutionize your ride with the KWI Summer Sale Ultrashift Xp Certified [81M7NntJ], the ultimate solution for reducing belt failures, regaining lost horsepower, and preventing overheated drive belts. This state-of-the-art billet prima

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Summer Sale Ultrashift Xp Certified [81M7NntJ]

ORDER LEAD TIME: 5 DAYS 

 

Product Description

Revolutionize your ride with the KWI Summer Sale Ultrashift Xp Certified [81M7NntJ], the ultimate solution for reducing belt failures, regaining lost horsepower, and preventing overheated drive belts. This state-of-the-art billet primary clutch is engineered to withstand extreme conditions, offering unmatched durability and performance. Designed with high-strength aerospace materials and Groovix cooling technology, the Summer Sale Ultrashift Xp Certified [81M7NntJ] ensures your vehicle operates at its peak.


Overview

The Summer Sale Ultrashift Xp Certified [81M7NntJ] is specifically designed for the Polaris RZR XP. This clutch system is built to provide superior power and efficiency, making it ideal for off-road enthusiasts looking for top-tier performance. By integrating advanced materials and innovative cooling technology, the Summer Sale Ultrashift Xp Certified [81M7NntJ] reduces belt temperatures, prolongs belt life, and enhances overall vehicle performance.


Key Features

  • Billet Construction: Made from ultra-high-strength aerospace materials for exceptional durability.
  • Groovix Cooling Technology: Ensures optimal cooling and lower belt temperatures, extending belt life.
  • Customizable Cam Arms: Compatible with 3, 4, or 6 cam arms, allowing tuning for power levels up to 700+ hp.
  • Enhanced Performance: Delivers significant improvements in power and responsiveness.

Fitment

  • 2016+ RZR XP Turbo / XP4 Turbo (Requires PRO cover spacer)
  • 2016+ RZR XP Turbo S / XP4 Turbo S (Requires PRO cover spacer)
  • 2020+ RZR PRO XP / PRO XP4
  • 2021+ RZR Turbo S / Turbo S4
  • 2022+ RZR Turbo R / Turbo R4

Included in Kit

  • Set of 3 KWI AOP-1 Weights
  • Standard 2200 RPM Engagement Primary Spring
  • White Secondary Spring
  • High-Strength ARP Stud, Nut, Washer, and Lubricant
  • Crankshaft Thread Cleaning Brush


Belt Selection (Sold Separately)

  • Gates 49R4313 Belt

Spring & Weight Selection (Sold Separately)

  • 1700-1800 RPM Low Engagement Black Primary Spring
  • KWI AOP-1 Weights: Available as a single, pair, or set of 3 – recommended for very high power levels
  • 2800 RPM Engagement Primary Spring

Clutch Puller (Sold Separately)

  • RZR PRO/XPT and PRO R models use the OEM Polaris PRO Style Clutch Puller

Specialty Tools Available (Sold Separately)

  • Voorheese Vice Holding Tool
  • Base Holding Fixture
  • Cover Draw Down Stud

For assistance, contact our tech line at 815-216-6000 during regular business hours. Thank you!

What Our Customers Say

January 26, 2026

Absolutely no complaints!

So well made. I am exceptionally happy.

- Curtis Y..

January 26, 2026

Absolutely no complaints!

An outstanding product. It feels so very great.

- Tyson V..

January 26, 2026

Absolutely no complaints!

The performance is truly top-notch.

- Taylor G..

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